CVE-2018-15864

Priority
Description
Unchecked NULL pointer usage in resolve_keysym in xkbcomp/parser.y in
xkbcommon before 0.8.2 could be used by local attackers to crash (NULL
pointer dereference) the xkbcommon parser by supplying a crafted keymap
file, because a map access attempt can occur for a map that was never
created.
Notes
Package
Upstream:released (0.8.2-1)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 ESM (Trusty Tahr):DNE (trusty was released [0.4.1-0ubuntu1.1])
Ubuntu 16.04 LTS (Xenial Xerus):released (0.5.0-1ubuntu2.1)
Ubuntu 18.04 LTS (Bionic Beaver):released (0.8.0-1ubuntu0.1)
Patches:
Vendor:https://github.com/xkbcommon/libxkbcommon/commit/a8ea7a1d3daa7bdcb877615ae0a252c189153bd2
More Information

Updated: 2020-07-28 20:04:09 UTC (commit d26b6ca9f5b3adb89bb036ce73ae7dab894935ec)